Last week I’ve tried to connect a Particle Photon to Azure IoT Hub. I failed in porting libraries to the Photon since I’m not an experienced C developer. Rather than diving into C, I chose to change my strategy. So I ordered an ESP8266 for...

I have to represent the borders of Switzerland on a browser-based map (OpenStreetMap). With OpenLayers, it’s simple to do this by adding a vector layer that consists of a series of coordinates (a polygon). I was looking around to see if someone...

In Real Time Data in [Web] Applications using SignalR – Part 1 I’ve spent a few words about how to bring SignalR together with Real Time Data. Now, let’s have a look at the code that completes the big picture. Put your hands on Visual Studio...

■ Theory The theory is well-known: When you have a corporate font that you *HAVE TO* use on the publicly available parts of your web, then you can include the font the same way as you do include images: Just put the files somwhere in your web application...

In my last post in this series, I wrote about data binding of a TreeNode collection because the .NET Framework does not provide a solution. I proposed a draft about how the interface of a TreeNode data binding might look like. Now, it’s time to...

■ Problem Sometimes, one is pushed back into the era of Windows Forms. In my case, I have to implement data binding on a TreeView control for an existing Windows Forms Application. Unfortunately, the Windows Forms TreeView Control provides neither the...

■ Why? Sometimes we can not avoid to print files. Sometimes we are in a heterogeneous environment where a network printer is available. No problem so far. What if a printer is not supported by all the network-connected computers? Of course, we can send...

■ Few words about real-time data in the past Displaying data in a user interface at the exact moment when it were created or changed, has existed since computers have existed. As applications have shifted from client/server to the web, things concerning...

■ Few words about real-time data in the past Displaying data in a user interface at the exact moment when it were created or changed, has existed since computers have existed. As applications have shifted from client/server to the web, things concerning...

WordPress is my blog provider that I’m using now for a while. The browser-based UI offers most of the features that I need for writing about programming. Using the “<pre/>” tag allows to format code blocks. It’s a hack...

This time, I’ll be writing in my mother tongue. One reason is, that the BASTA! Conference targets the german speaking part of Europe. Another Reason is, that I don’t have the time for translating my report from german into english. Anyways...